table with row headers in column A and column headers in rows 3 through 4 (leading dots indicate sub-parts),,,,,,, "Table 4: Cumulative Estimates of the Components of Population Change for Counties of Pennsylvania: April 1, 2000 to July 1, 2006",,,,,,, Geographic Area,Total Population Change*,Natural Increase,,,Net Migration,, ,,Total,Births,Deaths,Total,Net International Migration,Net Internal Migration Pennsylvania,"159,567","95,649","902,068","806,419","98,289","126,007","-27,718" .Adams County,"9,813","1,270","6,725","5,455","8,819",982,"7,837" .Allegheny County,"-58,255","-9,044","84,690","93,734","-45,218","13,954","-59,172" .Armstrong County,"-2,296",-958,"4,429","5,387","-1,104",20,"-1,124" .Beaver County,"-5,676","-1,967","11,226","13,193","-3,116",320,"-3,436" .Bedford County,-57,216,"3,273","3,057",-106,28,-134 .Berks County,"27,488","7,868","30,123","22,255","20,755","4,364","16,391" .Blair County,"-2,650",-907,"9,151","10,058","-1,352",196,"-1,548" .Bradford County,-290,445,"4,627","4,182",-536,40,-576 .Bucks County,"25,573","12,131","43,698","31,567","15,555","6,551","9,004" .Butler County,"8,820","1,670","12,956","11,286","7,729",568,"7,161" .Cambria County,"-5,631","-2,593","9,416","12,009","-2,544",351,"-2,895" .Cameron County,-485,-129,356,485,-334,4,-338 .Carbon County,"3,765",-901,"3,807","4,708","4,831",100,"4,731" .Centre County,"5,195","2,444","7,866","5,422","3,192","4,550","-1,358" .Chester County,"48,611","16,533","37,179","20,646","33,529","6,815","26,714" .Clarion County,"-1,380",-242,"2,477","2,719",-997,74,"-1,071" .Clearfield County,-940,-657,"5,073","5,730",-12,88,-100 .Clinton County,-678,25,"2,651","2,626",-580,107,-687 .Columbia County,866,-329,"3,803","4,132","1,391",123,"1,268" .Crawford County,-977,633,"6,533","5,900","-1,322",89,"-1,411" .Cumberland County,"12,443","1,464","14,208","12,744","11,675","2,079","9,596" .Dauphin County,"2,378","4,702","20,044","15,342","-1,503","3,111","-4,614" .Delaware County,"4,022","7,086","42,400","35,314","-1,272","8,394","-9,666" .Elk County,"-1,933",-244,"2,089","2,333","-1,588",34,"-1,622" .Erie County,"-1,032","3,995","20,870","16,875","-7,539","2,861","-10,400" .Fayette County,"-2,884","-2,011","9,182","11,193",-372,117,-489 .Forest County,"1,560",-236,227,463,"1,837",-,"1,837" .Franklin County,"10,678","2,339","10,336","7,997","8,814",941,"7,873" .Fulton County,522,164,"1,002",838,400,3,397 .Greene County,-240,-223,"2,598","2,821",112,59,53 .Huntingdon County,185,144,"2,838","2,694",189,86,103 .Indiana County,"-1,371",-158,"5,389","5,547",-924,502,"-1,426" .Jefferson County,-207,-307,"3,134","3,441",246,40,206 .Juniata County,691,574,"1,883","1,309",185,37,148 .Lackawanna County,"-3,567","-4,038","13,693","17,731","1,183",850,333 .Lancaster County,"23,851","15,142","42,359","27,217","10,357","3,591","6,766" .Lawrence County,"-2,850","-1,303","6,121","7,424","-1,251",122,"-1,373" .Lebanon County,"6,556","1,154","9,283","8,129","5,799",788,"5,011" .Lehigh County,"23,454","5,191","24,861","19,670","19,272","5,350","13,922" .Luzerne County,"-6,232","-8,117","19,127","27,244","2,920","1,120","1,800" .Lycoming County,"-2,380",494,"8,268","7,774","-2,502",143,"-2,645" .McKean County,"-1,871",-417,"2,901","3,318","-1,329",37,"-1,366" .Mercer County,"-1,742",-778,"7,848","8,626",-577,252,-829 .Mifflin County,-429,294,"3,583","3,289",-575,24,-599 .Monroe County,"26,998","2,270","9,657","7,387","24,911",922,"23,989" .Montgomery County,"26,701","15,222","59,760","44,538","13,948","10,402","3,546" .Montour County,-305,-56,"1,325","1,381",-185,36,-221 .Northampton County,"24,237","2,520","18,725","16,205","21,566","3,452","18,114" .Northumberland County,"-2,902","-1,518","5,980","7,498","-1,067",118,"-1,185" .Perry County,"1,485",868,"3,340","2,472",762,24,738 .Philadelphia County,"-69,156","31,811","135,243","103,432","-96,674","37,187","-133,861" .Pike County,"11,893",316,"2,437","2,121","11,645",112,"11,533" .Potter County,-512,-22,"1,298","1,320",-424,15,-439 .Schuylkill County,"-2,929","-4,498","8,759","13,257","2,072",157,"1,915" .Snyder County,680,834,"2,861","2,027",-30,21,-51 .Somerset County,"-1,515",-945,"4,791","5,736",-335,103,-438 .Sullivan County,-279,-325,311,636,68,14,54 .Susquehanna County,-349,-194,"2,702","2,896",-4,14,-18 .Tioga County,-236,107,"2,647","2,540",-205,81,-286 .Union County,"1,763",340,"2,566","2,226","1,579",444,"1,135" .Venango County,"-2,077",-512,"3,683","4,195","-1,376",28,"-1,404" .Warren County,"-2,121",-292,"2,674","2,966","-1,709",12,"-1,721" .Washington County,"3,535","-2,611","12,945","15,556","6,710",382,"6,328" .Wayne County,"3,207",-780,"2,979","3,759","4,128",62,"4,066" .Westmoreland County,"-3,553","-6,124","21,438","27,562","3,695",579,"3,116" .Wyoming County,13,307,"1,933","1,626",-212,26,-238 .York County,"34,571","8,512","29,711","21,199","27,289","1,951","25,338" "*Total population change includes residual - see ""State and County Terms & Definitions""",,,,,,, "Note: The April 1, 2000 estimates base reflects changes to the Census 2000 population resulting from legal boundary updates as of January 1 of the estimates year, other geographic program changes, and Count Question Resolution actions. All geographic boundaries for the July 1, 2006 population estimates series are defined as of January 1, 2006. Dash (-) represents zero or rounds to zero.",,,,,,, Suggested Citation:,,,,,,, "Table 4: Cumulative Estimates of the Components of Population Change for Counties of Pennsylvania: April 1, 2000 to July 1, 2006 (CO-EST2006-04-42)",,,,,,, "Source: Population Division, U.S. Census Bureau",,,,,,, "Release Date: March 22, 2007",,,,,,,